OpenTechnical

OT-2026-000058066

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000058066) never changes.

Identity and time

Publication numberOT-2026-000058066 · never reused
Internal UUID01a0ae88-6eda-7a57-acc1-5c88462f9996 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058066
StatusPUBLIC

Content hashes

Canonical text58fcb989f6c2dcd2fcb7b4826c2bd63f1a230ec58e17090bae4e03fac065f0c8
Markdownef1f53311647ab3d6b78ad004c79dc9fabdaa406ea38d1ab177d58474dc7c6cc
PDF
Publication paged7a6920b10fec7a77656c65bb46dc42f592ac6f0149d36bf1785fb071f4c2156
Manifestd5367d990acc9cb5152fcd49875685346a075b1dced9cf7b2c32d58727b4debf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureoYS7oblQGYNK7h+oQgpFXOlbVeOpKrZV4Ucx2Cuhp1TBmPiJPgb71mKggqLYravGZm5ubIhJgwKP+njt2jv6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:43.279865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058066
observed d7a6920b10fec7a77656c65bb46dc42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.263350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058066/manifest.json
observed d5367d990acc9cb5152fcd4987568534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.245607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058066/publication.md
observed ef1f53311647ab3d6b78ad004c79dc9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.226791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058066/publication.txt
observed 58fcb989f6c2dcd2fcb7b4826c2bd63f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.